A:-Gaussian Minimum Shift Keying (GMSK)
B:-Amplitude Shift Keying (ASK)
¢

inary Phase Shift Keying (BPSK)
D:-Quatemnary Phase Shift Keying (QPSK}
Correct Answer:- Option-A
Question10:-Which of the following e waste component poses a health hazard?
A:-Lead
B:-Mercury
C:-Cadmium
D:-All of the above
Correct Answer:- Option-D
Question11:-In intemnal combustion engine, the total energy losses due to pumping and friction converted into power is
termed as
A:-Brake power
B:-Indicated power
C:-Friction power
D:-Total engine power
Correct Answer:- Option-C
Question12:-Which among the following statement 5 ೧೧೧೩೮
A:-In four-stroke engines, the cooling and lubrication requirement is lesser than in two-stroke engines.
B:-A lighter flywheel is needed for four-stroke engines than two-stroke engines.
C:-In two-stroke engines, volumetric efficiency is more due to greater time of induction.
D:-In four-stroke engines, in each revolution of the crankshaft, four power strokes are obtained.
Correct Answer:- Option-A
Question13:-The basic function of clutch is to
A:-support a moving element and to confine its motion
B:-transmit power from one shaft to other over considerable distances
C:-measure forces and energy
D:-control flow of mechanical power within a machine
Correct Answer:- Option-D
Question14:-In a thermal (steam) power plant, the feed water is preheated 1೧ --------
A:-Air preheater
B:-Economiser
C:-Condenser
D:-Boiler
Correct Answer:- Option-B
Question15:-In a hydroelectric power plant, the level of water stored in reservoir is known as ---ട-ട
A:-Hydraulic head
B:-Tail water level
C:-Headrace
D:-Spillway level
Correct Answer:- Option-C
matrix A is said to be singular if
o

0: മുട്‌
Correct Answer:- Option-B
Question17:-Let A = *[[1,2,31,[0,5,01[2.4.31].

The cofactor 5 5 5
ಹಿಂ
B:-6
6:3
0:--3
Correct Answer:- Option-D
Question18:If *Delta_(1)= [[1,0,01.[2,3,01[-1.5,-3]] * and "Delta_{2)=[[-3,5,-11,[0,3,21.[0,0,11T , then
A:-"Delta_(1)= 2Delta_(2)°
B:-"Delta_(1)=Delta_(2)"
C:-'Delta_(1)=-Delta_(2)"